GRAPHTEC GL450 - Alarm

4-22
Software
Alarm
(1) Select CH
Specify a group or groups of channels in the range [1 to 10] through [91 to 100].
(2) Alarm Settings
Function: Off, Hi, Lo, Win In, Win Out
Specifies the condition for alarm generation.
Upper: Specifies the Upper Limit Value for the condition specified in Function.
Lower: Specifies the Lower Limit Value for the condition specified in Function.
Alarm Output: 1-4
Specifies the number for alarm output to an external device.
Combination: AND, OR
Specifies the condition for alarm output.
(3) Logic, Pulse Settings
Device Number: Specifies which of the connected devices to use for logic input.
Logic
• Func.: X (not used)
L (enabled when the signal goes low)
H (enabled when the signal goes high)
• Alarm Output: 1-4
Specifies the number for alarm output to an external device.
Pulse
• Function: Off, Hi, Lo
Specifies the condition for alarm generation.
• Upper: Specifies the Upper Limit Value for the condition specified in Function.
• Lower: Specifies the Lower Limit Value for the condition specified in Function.
• Alarm Output: 1-4
Specifies the number for alarm output to an external device.
CHECKPOINT
Please refer to "r ALM Settings Window" on page 3-17 for further details.
(4) Alarm hold
Hold generated alarm:
When an alarm is generated, the alarm status is maintained unless the Alarm Cancel function
is used.